THE GEMHOOD EDITORIAL LIBRARY
Demantoid Garnet gemstone guide
Demantoid is a green variety of andradite garnet admired for strong brilliance and dispersion. Exceptional clarity and characteristic inclusions are not universal; judge colour and condition, and ask for treatment disclosure.
Gem facts · Quality considerations · Care & meaning
A study in colour and character
Every shade has a story.
Typical appearances for Demantoid Garnet. Natural stones vary, and lighting or treatment can change their appearance.
Where Demantoid Garnet is found
Russia; Namibia
Russia
Namibia
These are representative geological or commercial sources, not certified provenance for an individual stone. Country of origin should be substantiated independently when relevant to value.
What is Demantoid Garnet?
Demantoid is a green variety of andradite garnet admired for strong brilliance and dispersion. Typical material appears in yellow-green to vivid green shades, and is commonly described as green andradite garnet variety. The Mohs hardness for this material is approximately 6.5–7; hardness refers to resistance to scratching, not to breaking, cleavage or sensitivity to chemicals. Exceptional clarity and characteristic inclusions are not universal; judge colour and condition, and ask for treatment disclosure. Typical geological or commercial source regions include Russia; Namibia; this does not establish the provenance of an individual gem. Use protective settings and gentle cleaning; avoid blows, aggressive steam and ultrasonic methods on included stones. Ask for confirmation of identity, natural or lab-created status, and any treatments when choosing an individual stone.
History and cultural context
Demantoid Garnet is included in this educational directory for its distinctive material, appearance and cultural or collector interest. Demantoid is a green variety of andradite garnet admired for strong brilliance and dispersion. Gem varieties and trade names can overlap: the precise identity of a particular specimen should be independently confirmed when relevant.
Colour and appearance
Yellow-green to vivid green
Jewellery suitability
Exceptional clarity and characteristic inclusions are not universal; judge colour and condition, and ask for treatment disclosure.
Caring for Demantoid Garnet
Use protective settings and gentle cleaning; avoid blows, aggressive steam and ultrasonic methods on included stones.
Cleaning guidance
Use protective settings and gentle cleaning; avoid blows, aggressive steam and ultrasonic methods on included stones.
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Educational articles describe gemstone types and common trade practices. They are not individual gemological certificates, current price appraisals or medical advice.